some of us excel at sports, others math. one teen figured out a way to use his musical talent to raise money for charity. sam has the story. [ "smoke on the water" plays ] >> like a lot of teenagers, nick giordano likes to jam on the guitar in his bedroom. >> now you want to do, like, "smoke on the water"? [ "smoke on the water" plays ] >> but nick doesn't only play classic rock. he plays the classics. >> well, classical guitar -- there's, like, three different things that that has to do with. the first is the guitar itself -- its specific shape, which is the traditional pear shape. the second is the style, which is you use these four fingers to play as opposed to a pick on another type of guitar. and also the strings -- instead of being made of steel, they're made of nylon. and the final difference is that the neck is wider, and so that makes it a little bit more difficult to play. and the final part of classical guitar is the repertoire, which ranges from renaissance to baroque to classical to romantic, and even some moder